I am always on the lookout for good music to write, design, and code to and video game music is definitely one of my go-to genres. Chris Gonzales wrote up a pair of guides to Mobile Games with Fantastic Soundtracks (part 2). Represented soundtracks include those from Monument Valley, Alto's Odyssey, Gorogoa, and Stardew Valley.
Andy Cheung made a Spotify playlist of all the recommendations:
One that I listen to a lot that's not on either list is Ben Prunty's Ftl soundtrack (on Spotify).